Your Expert Partner for Human Machine Interfaces

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Founded in 1947, the Swiss family firm EAO AG has developed into one of the world’s leading manufacturers of high-quality pushbuttons, keypads and complex operating elements, as well as HMI control units and complete HMI systems.

With more than 600 committed employees, EAO can rely on a global production and distribution network. With production sites in Switzerland, Germany, North America and China, 10 sales subsidiaries and distribution agencies in over 50 countries, we guarantee worldwide availability around the clock.

Our range of services extends far beyond control components. As an expert and solution-oriented partner, we offer to adapt existing HMI components technically and mechanically to the individual requirements of our customers. From simple control elements to demanding HMI systems, from development to series production and assembly, EAO extends the comprehensive range of HMI services that our customers rely on.